.loading {
  display: none;
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  left: 0;
  background: #fff url("../images/loading.30.gif") no-repeat center center;
  opacity: .75;
  filter: alpha(opacity=75);
  z-index: 20140628;
}

.ibox-loading-31{
  min-height:32px;
  width:100%;
  background:url('../images/loading.31.gif') no-repeat center;
}
.ibox-loading-16{
  text-indent: 1.5em;
  background:url('../images/loading.16.gif') no-repeat left;
}